Merge branch 'linus' into x86/cleanups

1 files changed, 55 insertions, 0 deletions

diff --git a/arch/avr32/mach-at32ap/include/mach/hmatrix.h b/arch/avr32/mach-at32ap/include/mach/hmatrix.h
new file mode 100644
index 000000000000..7a368f227ebc
--- /dev/null
+++ b/arch/avr32/mach-at32ap/include/mach/hmatrix.h
@@ -0,0 +1,55 @@
+/*
+ * High-Speed Bus Matrix configuration registers
+ *
+ * Copyright (C) 2008 Atmel Corporation
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+#ifndef __HMATRIX_H
+#define __HMATRIX_H
+
+extern struct clk at32_hmatrix_clk;
+
+void hmatrix_write_reg(unsigned long offset, u32 value);
+u32 hmatrix_read_reg(unsigned long offset);
+
+void hmatrix_sfr_set_bits(unsigned int slave_id, u32 mask);
+void hmatrix_sfr_clear_bits(unsigned int slave_id, u32 mask);
+
+/* Master Configuration register */
+#define HMATRIX_MCFG(m)			(0x0000 + 4 * (m))
+/* Undefined length burst limit */
+# define HMATRIX_MCFG_ULBT_INFINITE	0	/* Infinite length */
+# define HMATRIX_MCFG_ULBT_SINGLE	1	/* Single Access */
+# define HMATRIX_MCFG_ULBT_FOUR_BEAT	2	/* Four beat */
+# define HMATRIX_MCFG_ULBT_EIGHT_BEAT	3	/* Eight beat */
+# define HMATRIX_MCFG_ULBT_SIXTEEN_BEAT	4	/* Sixteen beat */
+
+/* Slave Configuration register */
+#define HMATRIX_SCFG(s)			(0x0040 + 4 * (s))
+# define HMATRIX_SCFG_SLOT_CYCLE(x)	((x) <<  0)	/* Max burst cycles */
+# define HMATRIX_SCFG_DEFMSTR_NONE	(  0 << 16)	/* No default master */
+# define HMATRIX_SCFG_DEFMSTR_LAST	(  1 << 16)	/* Last def master */
+# define HMATRIX_SCFG_DEFMSTR_FIXED	(  2 << 16)	/* Fixed def master */
+# define HMATRIX_SCFG_FIXED_DEFMSTR(m)	((m) << 18)	/* Fixed master ID */
+# define HMATRIX_SCFG_ARBT_ROUND_ROBIN	(  0 << 24)	/* RR arbitration */
+# define HMATRIX_SCFG_ARBT_FIXED_PRIO	(  1 << 24)	/* Fixed priority */
+
+/* Slave Priority register A (master 0..7) */
+#define HMATRIX_PRAS(s)			(0x0080 + 8 * (s))
+# define HMATRIX_PRAS_PRIO(m, p)	((p) << ((m) * 4))
+
+/* Slave Priority register A (master 8..15) */
+#define HMATRIX_PRBS(s)			(0x0084 + 8 * (s))
+# define HMATRIX_PRBS_PRIO(m, p)	((p) << (((m) - 8) * 4))
+
+/* Master Remap Control Register */
+#define HMATRIX_MRCR				0x0100
+# define HMATRIX_MRCR_REMAP(m)		(  1 << (m))	/* Remap master m */
+
+/* Special Function Register. Bit definitions are chip-specific */
+#define HMATRIX_SFR(s)			(0x0110 + 4 * (s))
+
+#endif /* __HMATRIX_H */